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The defining characteristic of pessimists is that they tend to believe bad events will last a long time, will undermine everything they do, and are their own fault.

Don’t ever respond to a solicitation or a proposal on the phone. The urgency is a disguise.

People haven’t always been there for me, but music always has.

數(shù)學(xué)的本質(zhì)不是使簡單的事情復(fù)雜化，而是使復(fù)雜的事情簡單化。